Shyan-Wei Chen

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Taipei Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Batter's helmet
- Patent number D649715
- Issue date Nov 29, 2011
- Racer Sporting Goods Co., Ltd.
- Shyan-Wei Chen
- D29 - Equipment for safety, protection, and rescue
Information Patent Grant
Catcher helmet
- Patent number D628347
- Issue date Nov 30, 2010
- Racer Sporting Goods Co., Ltd.
- Shyan-Wei Chen
- D29 - Equipment for safety, protection, and rescue
Information Patent Grant
Football helmet shell
- Patent number D625050
- Issue date Oct 5, 2010
- Racer Sporting Goods Co., Ltd.
- Shyan-Wei Chen
- D29 - Equipment for safety, protection, and rescue